Stay updated with real-time air quality in Limerick, Pennsylvania featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
27
Good
Limerick, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.62 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.00 μg/m³
0
55
155
255
425
605+
28.54 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
6.15 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Limerick, Pennsylvania
Limerick, Pennsylvania
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AQI 27
Good
3.58μg/m³
PM2.5
18.96μg/m³
PM10
28.97ppb
O3
0.68ppb
SO2
5.48ppb
NO2
0.25ppm
CO
AQI 27
Good
3.21μg/m³
PM2.5
15.25μg/m³
PM10
29.12ppb
O3
0.66ppb
SO2
5.52ppb
NO2
0.25ppm
CO
AQI 27
Good
3.23μg/m³
PM2.5
15.29μg/m³
PM10
28.60ppb
O3
0.66ppb
SO2
5.46ppb
NO2
0.25ppm
CO
AQI 27
Good
4.88μg/m³
PM2.5
19.39μg/m³
PM10
29.06ppb
O3
0.72ppb
SO2
5.48ppb
NO2
0.25ppm
CO
AQI 27
Good
4.80μg/m³
PM2.5
19.04μg/m³
PM10
28.30ppb
O3
0.72ppb
SO2
5.34ppb
NO2
0.25ppm
CO
AQI 27
Good
3.21μg/m³
PM2.5
15.25μg/m³
PM10
29.12ppb
O3
0.66ppb
SO2
5.52ppb
NO2
0.25ppm
CO
Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Limerick, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in Limerick, Pennsylvania was at its worst at 10:00:00 on 2026-06-07.
In the last 24 hours, the best air quality in Limerick, Pennsylvania was observed at 12:00:00 on 2026-06-08.
As of now, the AQI in Limerick, Pennsylvania is 27, indicating Good conditions.
Limerick, Pennsylvania air has the highest levels of O3.
Poor air quality in Limerick, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Limerick, Pennsylvania are currently 3.582 μg/m3.
The PM10 concentration in Limerick, Pennsylvania is 18.963 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Limerick, Pennsylvania is 0.253 ppm.
Currently, Limerick, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.684 ppb.
The current ozone (O3) level in Limerick, Pennsylvania at the moment is 28.973 ppm.
Nitrogen dioxide (NO2) level in Limerick, Pennsylvania at the moment is 5.476 ppb.
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